Basic Math Examples

Simplify ((z^2-4)*1)/(2-z)
Step 1
Multiply by .
Step 2
Simplify the numerator.
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Step 2.1
Rewrite as .
Step 2.2
Since both terms are perfect squares, factor using the difference of squares formula, where and .
Step 3
Simplify terms.
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Step 3.1
Cancel the common factor of and .
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Step 3.1.1
Factor out of .
Step 3.1.2
Rewrite as .
Step 3.1.3
Factor out of .
Step 3.1.4
Reorder terms.
Step 3.1.5
Cancel the common factor.
Step 3.1.6
Divide by .
Step 3.2
Simplify by multiplying through.
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Step 3.2.1
Apply the distributive property.
Step 3.2.2
Simplify the expression.
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Step 3.2.2.1
Move to the left of .
Step 3.2.2.2
Multiply by .
Step 3.3
Rewrite as .